CVE-2026-100765

Description

Use-after-free in the JavaScript: WebAssembly component. This vulnerability was fixed in Firefox ESR 153.4 and Firefox 157.

CVSS Vector

References

• https://bugzilla.mozilla.org/show_bug.cgi?id=2061399
• https://www.mozilla.org/security/advisories/mfsa2026-100/
• https://www.mozilla.org/security/advisories/mfsa2026-97/